.swiper-wrapper{
    .swiper-slide:nth-child(1){
        background: url(../images/daohangye/1.png) no-repeat;
        background-size: 100% 100%;
        width: 100%;
        height: 100%;
    }
    .swiper-slide:nth-child(2){
        background: url(../images/daohangye/2.png) no-repeat;
        background-size: 100% 100%;
        width: 100%;
        height: 100%;
    }
    .swiper-slide:nth-child(3){
        background: url(../images/daohangye/3.png) no-repeat;
        background-size: 100% 100%;
        width: 100%;
        height: 100%;
        position: relative;
        a{
            span{
                width: 30%;
                height: 30px;
                color: limegreen;
                position: absolute;
                top: 85%;
                left: 40%;
            }
        }
        
    } 
}








